FullScreenNotification.qml Example File

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import QtQuick 2.5
Rectangle {
    id: fullScreenNotification
    width: 500
    height: 40
    color: "white"
    radius: 7
    visible: false
    opacity: 0
    function show() {
        visible = true;
        opacity = 1;
        reset.start();
    }
    function hide() {
        reset.stop();
        opacity = 0;
    }
    Behavior on opacity {
        NumberAnimation {
            duration: 750
            onStopped: {
                if (opacity == 0)
                    visible = false;
            }
        }
    }
    Timer {
        id: reset
        interval: 5000
        onTriggered: hide()
    }
    anchors.horizontalCenter: parent.horizontalCenter
    y: 125
    Text {
        id: message
        width: parent.width
        anchors.horizontalCenter: parent.horizontalCenter
        anchors.verticalCenter: parent.verticalCenter
        horizontalAlignment: Text.AlignHCenter
        verticalAlignment: Text.AlignVCenter
        wrapMode: Text.WordWrap
        elide: Text.ElideNone
        clip: true
        text: qsTr("You are now in fullscreen mode. Press ESC to quit!")
    }
}